Emerson 72EE) Modbus

Brand: Emerson

Model: 72EE)

Type: Modbus

Modbus Test Suite ASCO 5140 Quad-Ethernet Module

381339-319 A ASCO Power Technologies Page 1

This is an example interface to the ASCO

5140 Quad-Ethernet Module (QEM) using

the Modbus Test Suite.

Refer to the 5140 QEM Installation

Manual 381333-417.

Procedure

1. Download and install the Modbus Test

Suite.

2. Change the TCP Port number to 502 on

the webpage as shown.

3. Open Modbus Test Suite software. See

Figure 1.

4. Open communication settings.

5. Change the IP Address to that of the

configured 5140 QEM IP Address (see

the 5140 QEM About page).

6. Change the port number to 502.

7. Adjust the following parameters on the Modbus Test

Suite main page to create a sample read:

 Function code FC0x03 for a multi parameter Read

 Set the Slave ID to that of either the DPM or GG

APAC node ID (see the 5140 QEM About page).

 Set the Start address to 15 (40015). (This is the

Address of the first Status register on the Series 300

Transfer Switch Group G Controller.)

 Items: The total number of registers to read; in the

Group G Controller this would read the two status

registers and the three line-to-Line voltage registers

of the Group G controller.

(Continued on the next page)

Figure 1. Modbus Test Suite software.

Figure 2. Port number.

381339-319 A

Modbus / TCP Communication Example

ASCO 5140 Quad-Ethernet Module Modbus Test Suite

Page 2 ASCO Power Technologies 381339-319 A

8. Click the Add button, the screen

shown in Figure 3 appears.

Figure 3. Add function screen.

9. Click the Test button to see Modbus

responses from the 5140 QEM. See

Figure 4.

Figure 4. Test function screen.

Emerson 72EE) Modbus

Emerson 72EE) Modbus

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